Home / 21,423,606.20-32,082,265.20-17,172,078.20

Finding the Fourth Proportional to 21,423,606.20, 32,082,265.20 and 17,172,078.20

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Solution

The fourth proportional to 21,423,606.20, 32,082,265.20 and 17,172,078.20 is: 25,715,519.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,423,606.20 : 32,082,265.20 = 17,172,078.20 : x
  2. Step 2: Convert to fraction form
    21,423,606.20/32,082,265.20 = 17,172,078.20/x
  3. Step 3: Cross multiply
    21,423,606.20x = 32,082,265.20 × 17,172,078.20
  4. Step 4: Simplify right side
    21,423,606.20x = 550,919,166,847,538.62
  5. Step 5: Solve for x
    x = 550,919,166,847,538.62/21,423,606.20
  6. Step 6: Final answer
    x = 25,715,519.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.